Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)

The 4R70W has the following features:

  • Wide ratio gears
  • Four speeds
  • Rear wheel drive
  • Automatic
  • Electronic shift
  • Torque converter clutch control
  • Line pressure controls

The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.

4R70W Automatic Transmission

4R70W Automatic Transmission

    Automatic Transaxle/Transmission
    General Specifications a - MERCON V is not interchangeable at this time with the current MERCON fluids. Check the transmission fluid level indicator to determine the correct fluid and refer to the ...

    Identification Tags
    All vehicles are equipped with a Vehicle Certification Label, located on the driver side door lock post. For correct transmission identification, refer to the code in the space marked TR. ...

    Other materials:

    Input Shaft and Bearing
    Special Tool(s) Remover, Driver Pinion Bearing Cone 205-D002 (D79L-4621-A) or equivalent Installer, Drive Pinion Bearing Cone 205-011 (T57L-4621-B) Remover/Installer, Bearing Tube 308-024 (T75L-7025-B) Disas ...

    Brake Caliper Support Bracket
    Removal 1. Raise and support the vehicle. 2. Remove the tire and wheel assembly. 3. CAUTION: Do not allow the rear disc brake caliper (2552) to hang from the rear wheel brake hose (2A442) Remove the rear disc brake caliper bolts and position the ...

    Installation
    WARNING: To reduce the risk of serious personal injury, read and follow all warnings, cautions and notes at the beginning of the removal procedure. Vehicles receiving a new clockspring 1. NOTE: A new clockspring is supplied in a centralized position a ...